Assignee
KUROSAKI REFRACTORIES CO
JP·42 granted patents·492 citations·filing 1975–1993
Top patents by PatentIndex Score
42 records- 0196US4218989AApparatus for applying refractory material onto the inner surface of a furnace under monitoring by a TV cameraKUROSAKI REFRACTORIES CO·Filed 1978·Granted Aug 26, 1980·44 cites·7 claims
- 0285US4222522AApparatus for applying refractory material onto the inner surface of a furnaceKUROSAKI REFRACTORIES CO·Filed 1978·Granted Sep 16, 1980·19 cites·3 claims
- 0384US4693401AApparatus for compressively holding casting nozzlesKUROSAKI REFRACTORIES CO·Filed 1985·Granted Sep 15, 1987·24 cites·10 claims
- 0481US4116372AApparatus for applying a desired sealing pressure between refractory plates of sliding nozzleKUROSAKI REFRACTORIES CO·Filed 1976·Granted Sep 26, 1978·16 cites·15 claims
- 0577US5259880AProjection molten impeller for concave section used in apparatusKUROSAKI REFRACTORIES CO·Filed 1991·Granted Nov 9, 1993·16 cites·1 claims
- 0676US4779775ACasting nozzleKUROSAKI REFRACTORIES CO·Filed 1986·Granted Oct 25, 1988·14 cites·16 claims
- 0776US4683151AMethod for application of refractory spray materialKUROSAKI REFRACTORIES CO·Filed 1985·Granted Jul 28, 1987·20 cites·1 claims
- 0875US4472201AHydraulic heat-resisting material and premold product made of such hydraulic heat-resisting materialKUROSAKI REFRACTORIES CO·Filed 1982·Granted Sep 18, 1984·27 cites·2 claims
- 0975US4125407ARefractories which have dense-structure as well as spalling resistance and method for fabricating sameKUROSAKI REFRACTORIES CO·Filed 1977·Granted Nov 14, 1978·26 cites·8 claims
- 1075US4106760AApparatus for repairing the furnace lining with a spray pipe of non-circular hollow cross sectionKUROSAKI REFRACTORIES CO·Filed 1976·Granted Aug 15, 1978·16 cites·19 claims
- 1170US4735923AErosion-resistant silicon carbide composite sintered materialsKUROSAKI REFRACTORIES CO·Filed 1986·Granted Apr 5, 1988·26 cites·2 claims
- 1270US4664858AManufacturing method of a ceramics body having through holesKUROSAKI REFRACTORIES CO·Filed 1985·Granted May 12, 1987·15 cites·15 claims
- 1367US4358576AOrganometallic polymer and process for production thereofKUROSAKI REFRACTORIES CO·Filed 1981·Granted Nov 9, 1982·17 cites·4 claims
- 1467US4085894AApparatus for automatically repairing the lining of a furnaceKUROSAKI REFRACTORIES CO·Filed 1976·Granted Apr 25, 1978·13 cites·13 claims
- 1566US4387080AFlaky β-silicon carbide and ceramics having laminar structure produced therefromKUROSAKI REFRACTORIES CO·Filed 1981·Granted Jun 7, 1983·16 cites·2 claims
- 1665US4660749ASliding nozzle apparatusKUROSAKI REFRACTORIES CO·Filed 1985·Granted Apr 28, 1987·13 cites·2 claims
- 1765US4283042AMethod for repairing the tap hole of a converterKUROSAKI REFRACTORIES CO·Filed 1980·Granted Aug 11, 1981·6 cites·10 claims
- 1862US4225083AApparatus for applying refractory material onto the inner surface of a furnaceKUROSAKI REFRACTORIES CO·Filed 1978·Granted Sep 30, 1980·5 cites·4 claims
- 1958US5415692AApparatus for applying material against the wall of a molten metal discharging holeKUROSAKI REFRACTORIES CO·Filed 1993·Granted May 16, 1995·8 cites·3 claims
- 2058US4265433AApparatus for repairing the tap hole of a converterKUROSAKI REFRACTORIES CO·Filed 1979·Granted May 5, 1981·4 cites·24 claims
- 2155US4572902AMethod for producing ceramic sintered body of a Si3 N4 -SiC systemKUROSAKI REFRACTORIES CO·Filed 1985·Granted Feb 25, 1986·14 cites·3 claims
- 2254US4008194ACompositions for plugs of refractory materialKUROSAKI REFRACTORIES CO·Filed 1975·Granted Feb 15, 1977·9 cites·6 claims
- 2353US4539301AGraphite-containing refractoriesKUROSAKI REFRACTORIES CO·Filed 1984·Granted Sep 3, 1985·13 cites·1 claims
- 2450US4467042ARefractories with flaky β-silicon carbideKUROSAKI REFRACTORIES CO·Filed 1982·Granted Aug 21, 1984·5 cites·1 claims
- 2550US4335217ASiC-Si3 N4 Composite system for special heat-resisting ceramic materials and its fabrication methodKUROSAKI REFRACTORIES CO·Filed 1980·Granted Jun 15, 1982·11 cites·11 claims
- 2650US4183761ASilica bricks and method for manufacturing silica bricksKUROSAKI REFRACTORIES CO·Filed 1978·Granted Jan 15, 1980·10 cites·4 claims
- 2750US4127626AMethod and apparatus for automatically repairing the lining of a furnaceKUROSAKI REFRACTORIES CO·Filed 1977·Granted Nov 28, 1978·7 cites·8 claims
- 2847US4775504AProcess for producing refractory plate for sliding nozzleKUROSAKI REFRACTORIES CO·Filed 1986·Granted Oct 4, 1988·11 cites·2 claims
- 2944US4120260AApparatus for applying refractory material onto the inner surface of a furnaceKUROSAKI REFRACTORIES CO·Filed 1977·Granted Oct 17, 1978·12 cites·28 claims
- 3044US3990614AMethod of regulating the flow of molten metal through the pouring opening of a vesselKUROSAKI REFRACTORIES CO·Filed 1975·Granted Nov 9, 1976·6 cites·16 claims
- 3141US4954535AHigh-durability plate brick for sliding gate nozzle apparatusKUROSAKI REFRACTORIES CO·Filed 1988·Granted Sep 4, 1990·3 cites·7 claims
- 3241US4233718AMethod for applying a desired sealing pressure between refractory plates of sliding nozzleKUROSAKI REFRACTORIES CO·Filed 1977·Granted Nov 18, 1980·3 cites·4 claims
- 3340US4867932AProcess of making a casting nozzleKUROSAKI REFRACTORIES CO·Filed 1987·Granted Sep 19, 1989·3 cites·17 claims
- 3438US4465647AMethod of making flaky β-SiCKUROSAKI REFRACTORIES CO·Filed 1982·Granted Aug 14, 1984·2 cites·3 claims
- 3537US4917276ASliding gate nozzle for special steelKUROSAKI REFRACTORIES CO·Filed 1988·Granted Apr 17, 1990·3 cites·5 claims
- 3637US4839317ALightweight heat-insulating tundish coating materialKUROSAKI REFRACTORIES CO·Filed 1987·Granted Jun 13, 1989·6 cites·1 claims
- 3737US4832888AMethod for producing high-density silicon nitride sintered productKUROSAKI REFRACTORIES CO·Filed 1987·Granted May 23, 1989·6 cites·10 claims
- 3836US4737327AProcess for producing silicon carbide sintered productKUROSAKI REFRACTORIES CO·Filed 1986·Granted Apr 12, 1988·5 cites·2 claims
- 3936US4564493AMethod of manufacturing a casting nozzle brickKUROSAKI REFRACTORIES CO·Filed 1984·Granted Jan 14, 1986·3 cites·7 claims
- 4035US4572828AMethod for producing silicon nitride sintered body of complex shapeKUROSAKI REFRACTORIES CO·Filed 1985·Granted Feb 25, 1986·5 cites·2 claims
- 4134US4832771AMethod for bonding ceramicsKUROSAKI REFRACTORIES CO·Filed 1988·Granted May 23, 1989·5 cites·1 claims
- 4229US4310480AProcess for fabrication of dense-structure refractories which have resistance to spallingKUROSAKI REFRACTORIES CO·Filed 1978·Granted Jan 12, 1982·5 cites·1 claims
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